diff --git a/.travis.yml b/.travis.yml
index 6a7b209ee..1eb435001 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,19 +12,33 @@ os:
   - linux
 
 env:
-  - PIP_DATE=2015-01-01
-  - PIP_DATE=2015-04-01
-  - PIP_DATE=2015-07-01
-  - PIP_DATE=2015-10-01
+  - PIP_DATE=2015-01-01 PIP_INSTALL=1
+  - PIP_DATE=2015-04-01 PIP_INSTALL=1
+  - PIP_DATE=2015-07-01 PIP_INSTALL=1
+  - PIP_DATE=2015-10-01 PIP_INSTALL=1
+
+  - PIP_DATE=2015-01-01 SETUP_INSTALL=1
+  - PIP_DATE=2015-04-01 SETUP_INSTALL=1
+  - PIP_DATE=2015-07-01 SETUP_INSTALL=1
+  - PIP_DATE=2015-10-01 SETUP_INSTALL=1
+
+  - PIP_DATE=2015-01-01 SETUP_DEVELOP=1
+  - PIP_DATE=2015-04-01 SETUP_DEVELOP=1
+  - PIP_DATE=2015-07-01 SETUP_DEVELOP=1
+  - PIP_DATE=2015-10-01 SETUP_DEVELOP=1
 
 install:
   - pip install -U pip
   - python pip-date.py $PIP_DATE pip setuptools wheel six
   - pip install -r requirements.txt
+
+  - test $PIP_INSTALL = 1 && python setup.py sdist && pip install dist/*
+  - test $SETUP_INSTALL = 1 && python setup install
+  - test $SETUP_DEVELOP = 1 && python setup develop && pip install -e .
+
   - pip install pytest
   - pip list
-  - python setup.py sdist
-  - pip install dist/*
+
 
 script:
   - mkdir tmp; cd tmp